GETLOADAVG(3) OpenBSD Programmer's Manual GETLOADAVG(3)
NAMEgetloadavg - get system load averages
SYNOPSIS#include <stdlib.h>intgetloadavg(double loadavg[], int nelem);
DESCRIPTION
The getloadavg() function returns the number of processes in the system
run queue averaged over various periods of time. Up to nelem samples are
retrieved and assigned to successive elements of loadavg[]. The system
imposes a maximum of 3 samples, representing averages over the last 1, 5,
and 15 minutes, respectively.
RETURN VALUES
Upon successful completion, the number of samples retrieved is returned.
If an error occurs, -1 is returned and the global variable errno is set
to indicate the error.
ERRORS
Please see sysctl(3) for a list of possible errors.
SEE ALSOuptime(1), kvm_getloadavg(3), sysctl(3)HISTORY
The getloadavg() function appeared in 4.3BSD-Reno.
OpenBSD 2.6 August 19, 1997 1